/proc/thread-self/root/proc/self/root/proc/2/task/2/root/proc/self
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
286800000-7ffc3d5fe000 ---p 00000000 00:00 0 [rollup]Rss: 285040 kBPss: 284284 kBPss_Anon: 228292 kBPss_File: 55992 kBPss_Shmem: 0 kBShared_Clean: 1508 kBShared_Dirty: 0 kBPrivate_Clean: 55240 kBPrivate_Dirty: 228292 kBReferenced: 285040 kBAnonymous: 228292 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB